SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

24000
20000
2400
2000

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SSC JE Electrical 2018 with solution SET-1
 Which of the following is a static exciter?

Metadyne
DC Separately excited generator
Amplidyne
Rectifier

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SSC JE Electrical 2018 with solution SET-1
Direct resistance Heating is used in

Salt-Bath furnace
Resistance Welding
Electrode Boiler
All of these

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SSC JE Electrical 2018 with solution SET-1
 Starting winding of a single-phase motor of a refrigerator is disconnected from the circuit by means of a

Centrifugal Switch
Magnetic Relay
Thermal Relay
None of these

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